改性沥青防水卷材用聚酯胎浸油问题研究.pdfVIP

学兔兔 钎 建廉粉 中国科技核心期刊 改性沥青防水卷材用聚酯胎浸油问题研究 曾三海 ，夏冰 ，比干旭桄 ，马玉凤 (1．湖北工业大学 土木工程与建筑学院，湖北 武汉 430068： 2．衡水中铁建土工材料制造有限公司，河北 衡水 053000) 摘要：改性沥青防水卷材胎基浸油过程控制作为防水卷材生产中的重要环节，直接影响到防水卷材产品的质量、成本和生产效 率。以大克数聚酯毡胎体为研究对象，分别测试了3种不同型号聚酯毡胎体在浸油前、浸油不挤压和浸油挤压3种情况下的部分物 理力学性能，基于胎基型号差异和浸油工艺差异分析，比较了聚酯胎试样的厚度、浸油量及拉力、延伸率指标。试验结果表明，380 g 和250 g聚酯胎在浸油挤压后各项指标提升显著，350 g聚酯胎在浸油挤压后延伸率下降，拉力指标数值稳定性变差，厚度出现明显 的负偏差。 关键词：改性沥青；聚酯胎；防水卷材；浸油 中图分类号：TU57+3 文献标识码：A 文章编号：1001—702X(2014)10—0055—06 Research on impregnated process of polyester fabric used in modified asphalt sheet ZENG Sanhai ，XIA Binf，BIGAN Xuguang ，MA y (1．School of Civil Engineering and Architecture，Hubei University of Technology，Wuhan 430068，Hubei，China； 2．Hengshui Zhongtiejian Geosythetic Manufacturing Co．Ltd．，Hengshui 053000，Hubei，China) Abstract：Modified asphalt sheet base materials impregnated process as the key point in the production process，the control- ling of saturated process affects the quality，cost and efficiency of the waterproof sheet production．With big grams polyester felt tire body as the research object，test respectively the three different models polyester fabric the parts of physical and mechanical properties in the circumstance of before the oiled，oiled and oiled extruding．Base on the difference of base material and the differ- ence of oiled process analysis and comparison the thickness of test polyester fabric model，oiled and pulling force，elongation indi— cators．Test shows that，when 380 g polyester fabric and 250 g polyester fabric oiled and extruded，each indicator improve